Rainfall as the priming ecological parameter has created an variety of farming enterprises or systems in the word. The nation has four seasons winter, summer, monsoon, rainy season and post monsoon period. Climate change is a growing problem of the world. The changes to earthiest dimity will normality affect the planet’s future and the futures of all who inhibit it. Summer monsoon rainfall in India reflects multiannual and decadal changes in climate but consistent treads are not strong or long enough to as climate change. The climate of India comprises a wide range of weather anditions across a vast geography scale and varied topography making generalizations difficult.